Dayton weather by month

Check out Dayton weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

Temperature in Dayton (°F)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
36°F maximum daytime temperature in January in Dayton36
39°F maximum daytime temperature in February in Dayton39
50°F maximum daytime temperature in March in Dayton50
63°F maximum daytime temperature in April in Dayton63
73°F maximum daytime temperature in May in Dayton73
82°F maximum daytime temperature in June in Dayton82
86°F maximum daytime temperature in July in Dayton86
84°F maximum daytime temperature in August in Dayton84
77°F maximum daytime temperature in September in Dayton77
64°F maximum daytime temperature in October in Dayton64
52°F maximum daytime temperature in November in Dayton52
39°F maximum daytime temperature in December in Dayton39
Min temperature (night-time)
18°F minimum night-time temperature in January in Dayton18
21°F minimum night-time temperature in February in Dayton21
30°F minimum night-time temperature in March in Dayton30
41°F minimum night-time temperature in April in Dayton41
52°F minimum night-time temperature in May in Dayton52
59°F minimum night-time temperature in June in Dayton59
64°F minimum night-time temperature in July in Dayton64
61°F minimum night-time temperature in August in Dayton61
55°F minimum night-time temperature in September in Dayton55
43°F minimum night-time temperature in October in Dayton43
34°F minimum night-time temperature in November in Dayton34
25°F minimum night-time temperature in December in Dayton25
Heat & Humidity
No heat & humidity in January in Dayton0
No heat & humidity in February in Dayton0
No heat & humidity in March in Dayton0
No heat & humidity in April in Dayton0
No heat & humidity in May in Dayton0
Moderate heat & humidity in June in DaytonM
Moderate heat & humidity in July in DaytonM
Moderate heat & humidity in August in DaytonM
Low heat & humidity in September in DaytonL
No heat & humidity in October in Dayton0
No heat & humidity in November in Dayton0
No heat & humidity in December in Dayton0

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Sunshine & Daylight in Dayton

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
10 hours of daylight per day in January in Dayton10
11 hours of daylight per day in February in Dayton11
12 hours of daylight per day in March in Dayton12
13 hours of daylight per day in April in Dayton13
14 hours of daylight per day in May in Dayton14
15 hours of daylight per day in June in Dayton15
15 hours of daylight per day in July in Dayton15
14 hours of daylight per day in August in Dayton14
12 hours of daylight per day in September in Dayton12
11 hours of daylight per day in October in Dayton11
10 hours of daylight per day in November in Dayton10
9 hours of daylight per day in December in Dayton9
UV Index (Maximum)
UV (maximum) index 2 (Low) in January in Dayton2
UV (maximum) index 3 (Moderate) in February in Dayton3
UV (maximum) index 4 (Moderate) in March in Dayton4
UV (maximum) index 6 (High) in April in Dayton6
UV (maximum) index 8 (Very High) in May in Dayton8
UV (maximum) index 9 (Very High) in June in Dayton9
UV (maximum) index 9 (Very High) in July in Dayton9
UV (maximum) index 8 (Very High) in August in Dayton8
UV (maximum) index 7 (High) in September in Dayton7
UV (maximum) index 4 (Moderate) in October in Dayton4
UV (maximum) index 2 (Low) in November in Dayton2
UV (maximum) index 2 (Low) in December in Dayton2

Rainfall in Dayton

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
12 days with some rainfall in January in Dayton12
11 days with some rainfall in February in Dayton11
13 days with some rainfall in March in Dayton13
12 days with some rainfall in April in Dayton12
12 days with some rainfall in May in Dayton12
10 days with some rainfall in June in Dayton10
10 days with some rainfall in July in Dayton10
10 days with some rainfall in August in Dayton10
8 days with some rainfall in September in Dayton8
9 days with some rainfall in October in Dayton9
11 days with some rainfall in November in Dayton11
13 days with some rainfall in December in Dayton13
Average monthly rainfall (inches)
2.5 inches monthly rainfall in January in Dayton2.5
2.3 inches monthly rainfall in February in Dayton2.3
3.5 inches monthly rainfall in March in Dayton3.5
3.5 inches monthly rainfall in April in Dayton3.5
3.7 inches monthly rainfall in May in Dayton3.7
3.7 inches monthly rainfall in June in Dayton3.7
3.6 inches monthly rainfall in July in Dayton3.6
3.1 inches monthly rainfall in August in Dayton3.1
2.6 inches monthly rainfall in September in Dayton2.6
2.4 inches monthly rainfall in October in Dayton2.4
3.1 inches monthly rainfall in November in Dayton3.1
2.8 inches monthly rainfall in December in Dayton2.8

More about Dayton

Dayton by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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The climate guide for Ohio (Dayton) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

What's the climate like in Dayton?

Dayton has a cold climate with hot summers and some rainfall in all months.

Metric (°C)  |  Imperial (°F)

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Tropical storm risk: Dayton, Ohio hurricane season

% of month affected by tropical storms
0
0
0
0
0
0
0
0
0
0
0
0
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

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More about the USA

Compare Dayton with the USA

Below the Dayton chart shows average maximum daytime temperature for Dayton, Ohio, USA and the USA (Washington).

Maximum daytime temperature (°F)

Dayton, Ohio, USA
USA (Washington)
36
41
39
45
50
55
63
66
73
75
82
84
86
88
84
86
77
79
64
68
52
57
39
46
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C)  |  Imperial (°F)

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